Company lists · Data refreshed November 2026

Top 25 Smart city security companies worldwide

Name: Smart city security companies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 5, 2026 15,961 companies tracked

RevenueBase identified 15,961 company matches for smart city security companies worldwide as of November 2026 and tracks 539,759 professional contacts across them, including 77,672 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for smart city security companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for smart city security companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built

15,961Companies

539,759Contacts tracked

77,672Verified emails

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The 25 largest smart city security companies worldwide

Ranked by team size

Top 25 of 15,961 company matches for smart city security companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	G4s	Exact match	London, United KingdomHQ recorded Nov 5, 2026	10001+	86,236 contacts →
	Exact match “G4S is a leading security and facility services company that provides proactive security services and cutting-edge smart technology to deliver tailored, integrated security…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2	Allied Universal	Exact match	Irvine, IL, United StatesHQ recorded Nov 5, 2026	10001+	66,203 contacts →
	Exact match “Allied Universal®, a leading security and facility services company, provides proactive security services and cutting-edge smart technology to deliver evolving, tailored solutions…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3	Prosegur	Exact match	Madrid, SpainHQ recorded Nov 5, 2026	10001+	46,086 contacts →
	Exact match “50 Years of Excellence: Experience, Innovation, and Commitment to Safety.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4	Securitas Group	Exact match	Stockholm, SwedenHQ recorded Nov 5, 2026	10001+	7,033 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5	Chubb Fire & Security	Exact match	Staines, United KingdomHQ recorded Nov 5, 2026	10001+	6,705 contacts →
	Exact match “Making the world a safer place.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6	Convergint	Exact match	Hoffman Estates, IL, United StatesHQ recorded Nov 5, 2026	10001+	6,031 contacts →
	Exact match “Convergint is a global systems integrator focused on delivering results for our customers through unparalleled service excellence.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7	Axis Communications	Exact match	Lund, SwedenHQ recorded Nov 5, 2026	1,001-5,000	5,295 contacts →
	Exact match “Axis enables a smarter and safer world by creating solutions for improving security and business performance.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8	AXON	Exact match	Scottsdale, United StatesHQ recorded Nov 5, 2026	1,001-5,000	5,266 contacts →
	Exact match “Axon is the global leader in public safety technology, relentlessly innovating to protect more lives in more places.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9	Certis	Exact match	SingaporeHQ recorded Nov 5, 2026	10001+	5,040 contacts →
	Exact match “Certis is a leading advanced integrated security organisation that develops and delivers multi-disciplinary smart security and integrated services.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10	U.S. Security Associates, INC	Exact match	Roswell, UT, United StatesHQ recorded Nov 5, 2026	10001+	4,263 contacts →
	Exact match “U.S.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11	Securitas France	Exact match	Issy-les-moulineaux, FranceHQ recorded Nov 5, 2026	10001+	4,112 contacts →
	Exact match “Securitas vous apporte son savoir‑faire et ses compétences dans la sécurisation de votre entreprise.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12	Hikvision	Exact match	Hangzhou, ChinaHQ recorded Nov 5, 2026	10001+	3,892 contacts →
	Exact match “Founded in 2001, Hikvision focuses on integrated security and scenario-based digitalization.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13	Sicuritalia S.P.A	Exact match	Milan, ItalyHQ recorded Nov 5, 2026	10001+	3,593 contacts →
	Exact match “Il Gruppo Sicuritalia, con oltre 18.500 dipendenti, è la più grande azienda italiana ed il secondo player privato europeo in ambito Security.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14	Verkada	Exact match	San Mateo, United StatesHQ recorded Nov 5, 2026	1,001-5,000	3,095 contacts →
	Exact match “Transforming how organizations protect people and places.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15	Automated Systems Design, INC	Exact match	Alpharetta, GA, United StatesHQ recorded Nov 5, 2026	n/a	2,754 contacts →
	Exact match “Since 1987, Automated Systems Design, Inc.(ASD®) a five-time Inc.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16	Andy Frain Services	Exact match	Aurora, IL, United StatesHQ recorded Nov 5, 2026	5,001-10,000	2,393 contacts →
	Exact match “Andy Frain Services.America's leading provider of integrated solutions to security and events needs for over 90 years.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17	Pronet Security Services	Exact match	Istanbul, TürkiyeHQ recorded Nov 5, 2026	1,001-5,000	2,367 contacts →
	Exact match “Pronet is the leading electronic security company that offers residential and commercial security solutions in Turkey.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18	Genetec	Exact match	Montreal, CanadaHQ recorded Nov 5, 2026	1,001-5,000	2,366 contacts →
	Exact match “Genetec is a global technology company that helps organizations secure and manage their environments.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19	Everon	Exact match	Irving, TX, United StatesHQ recorded Nov 5, 2026	1,001-5,000	2,178 contacts →
	Exact match “Everon is a leading national provider of commercial security, video, fire, sprinkler, and life safety solutions for complex, multi-site businesses and organizations.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20	Trigion	Exact match	Schiedam, NetherlandsHQ recorded Nov 5, 2026	5,001-10,000	2,103 contacts →
	Exact match “Elke dag zetten onze collega’s zich in voor jouw veiligheid en die van iedereen om jou heen, zodat jij je veilig voelt en veilig bent.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21	Wilson Security	Exact match	Essendon Fields, AustraliaHQ recorded Nov 5, 2026	5,001-10,000	1,964 contacts →
	Exact match “At Wilson Security, we are committed to building a safer future for everyone.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22	Mitie Security	Exact match	Northampton, United KingdomHQ recorded Nov 5, 2026	10001+	1,667 contacts →
	Exact match “We are an intelligence-led security business.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23	Securitas Canada	Exact match	North York, ON, CanadaHQ recorded Nov 5, 2026	5,001-10,000	1,631 contacts →
	Exact match “Over 90 years of protecting the things that matter, we’ve seen more than most.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24	Grupo Atlas DE Seguridad Integral	Exact match	Cali, ColombiaHQ recorded Nov 5, 2026	10001+	1,574 contacts →
	Exact match “Somos una empresa de seguridad integral, incorporando la tecnología y la innovación como herramientas para asegurar la sostenibilidad de las organizaciones, con un equipo humano…” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25	Comando G8	Exact match	São Paulo, BrazilHQ recorded Nov 5, 2026	5,001-10,000	1,548 contacts →
	Exact match “O Grupo Comando G8 é referência nacional na implantação e operação de soluções integradas em segurança e serviços.” Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “smart city security companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 15,961 smart city security companies worldwide

See the full list, filter by size, metro and specialty, and access 77,672 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Smart city security companies worldwide at a glance

As of Nov 5, 2026

14.4%Verified-email coverage

33.8Average contacts per company

11-50Median size (employees)

1.5%Largest-city concentration · Sao Paulo

Nov 5, 2026Page data refreshed

Companies by employee count

1-10

6,558

11-50

5,673

51-200

2,145

201-500

659

501-1,000

263

1,001-5,000

284

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for smart city security companies are linked below.
What qualifies: Company records worldwide whose business descriptions match “smart city security companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 77,672 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Smart city security companies by location

76 lists · largest first

Every Smart city security companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “smart city security companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many smart city security companies are there worldwide?

RevenueBase identified 15,961 company matches for smart city security companies worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

G4s tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most smart city security companies?

The United States leads with 2,355 companies, followed by Brazil (1,168) and the United Kingdom (982). Every smart city security companies list by country and city is linked on this page.

Which city has the most smart city security companies?

Sao Paulo leads with 244 company records, followed by London (146) and Dubai (111).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 77,672 professional contacts with verified work emails tracked across these 15,961 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.